American crow

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  • noun

Synonyms for American crow

common crow of North America

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We saw all of these behaviors performed by the crows we observed, and they appear to provoke ants and intensify their swarming; when PH parted the lawn with his fingers where the American Crow had been anting, the ants began to swarm up the grass blades onto his fingers.
008 for American crow peak viremia and organs of carrion crows euthanized due to illness).
The American Crow uses at least 23 distinct calls to communicate, and there also are crow dialects in different parts of the country.
Here, we present experimental evidence evaluating the effectiveness of raven carcasses or "effigies" in reducing Common Raven and American Crow presence and abundance at Clam Beach, a site where Snowy Plover egg and chick predation by corvids was especially high (Burrell and Colwell 2012; Hardy and Colwell 2012).
Biologic specimens collected from avian carcasses have proven useful in WNV surveillance; the American crow has been a useful sentinel (2,3,18).
It passed by direct bird-to-bird contact in four species--blue jay, American crow, black-billed magpie, and ring-billed gull--Komar says.
An imprinted, juvenile American crow (Corvus brachyrhynchos) was presented to the Western College of Veterinary Medicine, University of Saskatchewan, for a toe injury.
Bird 113 2002 Bluejay AY185906 Bird 114 2002 Bluejay AY185907 Bird 119 2002 Bluejay AY185908 Bird 123 2002 Hawk AY185909 Bird 135 2002 American crow AY185910 v1151 2002 Culex AY185911 quinquefasciatus Bird 227 2002 Bluejay AY185912 Bird 1519 2003 Bluejay DQ158227 Bird 1574 2003 Bluejay DQ158228 Bird 1576 2003 Bluejay DQ158229 Bird 1461 2003 Bluejay AY712947 Bird 1153 2003 Mourning dove AY712945 Bird 1171 2003 Great-tailed grackle AY712946 Bird 1175 2003 Bluejay DQ158220 Bird 1240 2003 Bluejay DQ158221 Bird 9045 2003 Bluejay DQ158223 Bird 9114 2003 Bluejay DQ158222 v4095 2003 C.
The WNV used was isolated by NWHC in September 1999 from the spinal cord, sciatic nerve, and brain pool of an American crow found dead in the state of New York (strain NY99-35261 -11).
In a second and separate study, the persistence and fate of American crow and house sparrow (Passer domesticus) carcasses were assessed in urban and rural environments in Athens-Clarke, Madison, and Oconee counties, Georgia.
tested) American Crow 1 VecTest 90 (30) 90 (29) Plaque 83 (30) 69 (29) 2 VecTest 93 (30) 100 (29) Plaque 90 (30) 55 (29) 3 VecTest 97 (30) 83 (30) Plaque 83 (30) 13 (30) 4 VecTest 100 (5) 80 (5) Plaque 80 (5) 0 (5) House Sparrow 1 VecTest 70 (10) 67 (9) Plaque 90 (10) 56 (9) 2 VecTest 75 (8) 100 (2) Plaque 75 (8) 50 (2) 3 VecTest 83 (6) NA Plaque 83 (6) NA * NA, not available (valid sampling was not possible given the physical state of the bird).
Corvids, including the American Crow (Corvus brachyrhynchos), appear to be most susceptible (5,6), and corvid deaths have subsequently been used as a sentinel to track the spread of the virus (7).
West Nile virus-species infection rates among 248 culture-positive dead birds collected in Harris County, Texas, January 2003-March 2004 Common name Scientific name Total tested Blue Jay Cyanocitta cristata 376 American Crow Corvus brachyrhynchos 23 Loggerhead Shrike Lanius ludovicianus 14 House Sparrow Passer domesticus 119 Northern Mockingbird Mimus polyglottus 99 Mourning Dove Zenaida macroura 278 Rock Dove Columba livia 48 Inca Dove Columbina inca 38 Great-crested Flycatcher Myiarchus crinitus 1 Carolina Chickadee Parus carolinensis 3 Tufted Titmouse Baeolophus bicolor 2 Common Grackle Quiscalus quiscula 84 Orchard Oriole Icterus spurius 3 American Goldfinch Carduelis tristis 1 Common name No.
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